1418320

素因数分解:

$2^4\times 5^1\times {\mathrm{17729}}^1$

素因数の和:17742

約数の個数: 20

約数和(自身を含む): 3297780

約数和(自身を除く): 1879460

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 17729, 35458, 70916, 88645, 141832, 177290, 283664, 354580, 709160, 1418320]

約数ペア:

[(1, 1418320), (2, 709160), (4, 354580), (5, 283664), (8, 177290), (10, 141832), (16, 88645), (20, 70916), (40, 35458), (80, 17729)]